pemetrexedIntrathecal PD-1 inhibitorPD-1 inhibitornon-small cell lung cancersolid tumorssmall cell lung cancerGuangzhou Medical Universitybreast cancerAffiliated Huizhou Hospitalinvolved-field radiotherapy+1 more
… OS was not reached.Conclusions Intrathecal PD-1 inhibitor plus pemetrexed showed feasibility for LM from solid tumors with potential acti…